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[31.172.191.173]) by smtp.gmail.com with ESMTPSA id p15sm160610lje.24.2017.10.11.08.41.17 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 11 Oct 2017 08:41:17 -0700 (PDT) X-Original-To: edk2-devel@lists.01.org Received-SPF: none (zoho.com: 198.145.21.10 is neither permitted nor denied by domain of lists.01.org) client-ip=198.145.21.10; envelope-from=edk2-devel-bounces@lists.01.org; helo=ml01.01.org; Received-SPF: None (no SPF record) identity=mailfrom; client-ip=2a00:1450:4010:c07::22a; helo=mail-lf0-x22a.google.com; envelope-from=mw@semihalf.com; receiver=edk2-devel@lists.01.org DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=semihalf-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=Rzw+9OOUwEFnJNsa73IcJxgculLzL6dsX72yn2hfE3E=; b=c7WahB++HugRO0cXVVUTEKjzWB68X/IZ2Ek4vzK9+NqvWtxIZ7xfvGUXe7AlkX5vh3 KNiRgTHAOrMosr4UBQCoB79ndd5Mma4dyudJzcM0NjlkkCLV8U/xPJU/uw9m8GruV/Jy p92zaoXGL6OBVtHN8kSTk/23G0XcV8jyOszq3RbCBedD70aZvp+3eEHek+YKAQUujjdJ c8IdmJKECxMLglae1w5yWPGoFSb+7kgTM/QGLDgSaCYMYgPktaxg41Ey7ZymUCvcI8xQ 8Fk+pCHZr68wCvkDKzVgRUehSt1DhgFYro6KC3heC886mcgnE9u3f8u+PTSjp9U9d72H bncA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=Rzw+9OOUwEFnJNsa73IcJxgculLzL6dsX72yn2hfE3E=; b=sWJO7f6PeeRWZOFd1ckygRh7ekiIhAnV1JqL7x7vxoFUySa+cfu8R32YcpUaJIBrWO P32TIN4e3Ag9FSKMJRWDnOCGCTnSrUAv62UfyTbgLKiCVdRB5HlEw2Jy9KJPu4sdPFYz k5M9q61q7LYReJZJzoVKpRqmDt3Ke/d9z5VblAJ95LhpmFnNUlrU6CAc4IpPTdHWoXC+ 51/0ibr7KmqJR/Tssxjq9aIT/LWr2voa7LVEyMacb4u9xdSslylqccK8wbZzujGs2nxg QwR6kYfK7uIKL1yYiF9HVTlERQnUlk55Ehe2Vg8xL5qbsJ0/1SE+xQWUiLbZcfneMvdX h+tQ== X-Gm-Message-State: AMCzsaWyqhW7Ba9wSkG1EgZPxF+8JaC0MZPmLJ6Ig7Q3OnVSaSf2ESoo lF1gf2LlBJJ8BZ60RVLuE4KrZ0+BHZc= X-Google-Smtp-Source: AOwi7QCeFmhV2l2wNw5Fk6OawKIiZN7uCXtnd01nwJG+aDODOYJsmiCjD8XfUCyXJA7vwYpQB2070A== X-Received: by 10.46.58.2 with SMTP id h2mr23003lja.132.1507736479162; Wed, 11 Oct 2017 08:41:19 -0700 (PDT) From: Marcin Wojtas To: edk2-devel@lists.01.org Date: Wed, 11 Oct 2017 17:40:46 +0200 Message-Id: <1507736449-6073-6-git-send-email-mw@semihalf.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1507736449-6073-1-git-send-email-mw@semihalf.com> References: <1507736449-6073-1-git-send-email-mw@semihalf.com> Subject: [edk2] [platforms: PATCH 5/8] Marvell/Armada: Add MemoryInitPeiLib that reserves secure region X-BeenThere: edk2-devel@lists.01.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: EDK II Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: jinghua@marvell.com, ard.biesheuvel@linaro.org, leif.lindholm@linaro.org, nadavh@marvell.com, neta@marvell.com, kostap@marvell.com MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Errors-To: edk2-devel-bounces@lists.01.org Sender: "edk2-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZohoMail: RDKM_2 RSF_4 Z_629925259 SPT_0 Content-Type: text/plain; charset="utf-8" From: Ard Biesheuvel The default MemoryInitPeiLib implementation insists on reserving the region occupied by our own FV, while this is not necessary at all (the compressed payload is uncompressed elsewhere, so the moment we enter DXE core, we don't care about the FV contents in memory) So clone MemoryInitPeiLib and modify it to suit our needs. Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Ard Biesheuvel Signed-off-by: Marcin Wojtas Reviewed-by: Leif Lindholm --- Platform/Marvell/Armada/Armada.dsc.inc = | 6 +- Platform/Marvell/Armada/Library/Armada70x0MemoryInitPeiLib/Armada70x0Memor= yInitPeiLib.c | 158 ++++++++++++++++++++ Platform/Marvell/Armada/Library/Armada70x0MemoryInitPeiLib/Armada70x0Memor= yInitPeiLib.inf | 46 ++++++ Platform/Marvell/Marvell.dec = | 8 + 4 files changed, 217 insertions(+), 1 deletion(-) diff --git a/Platform/Marvell/Armada/Armada.dsc.inc b/Platform/Marvell/Arma= da/Armada.dsc.inc index 56d8941..b0a8240 100644 --- a/Platform/Marvell/Armada/Armada.dsc.inc +++ b/Platform/Marvell/Armada/Armada.dsc.inc @@ -153,7 +153,7 @@ PcdLib|MdePkg/Library/BasePcdLibNull/BasePcdLibNull.inf =20 [LibraryClasses.common.SEC, LibraryClasses.common.PEIM] - MemoryInitPeiLib|ArmPlatformPkg/MemoryInitPei/MemoryInitPeiLib.inf + MemoryInitPeiLib|Platform/Marvell/Armada/Library/Armada70x0MemoryInitPei= Lib/Armada70x0MemoryInitPeiLib.inf BaseMemoryLib|MdePkg/Library/BaseMemoryLib/BaseMemoryLib.inf =20 [LibraryClasses.common.DXE_CORE] @@ -364,6 +364,10 @@ gArmTokenSpaceGuid.PcdSystemMemorySize|0x40000000 gArmTokenSpaceGuid.PcdArmScr|0x531 =20 + # Secure region reservation + gMarvellTokenSpaceGuid.PcdSecureRegionBase|0x4000000 + gMarvellTokenSpaceGuid.PcdSecureRegionSize|0x0200000 + # TRNG gMarvellTokenSpaceGuid.PcdEip76TrngBaseAddress|0xF2760000 =20 diff --git a/Platform/Marvell/Armada/Library/Armada70x0MemoryInitPeiLib/Arm= ada70x0MemoryInitPeiLib.c b/Platform/Marvell/Armada/Library/Armada70x0Memor= yInitPeiLib/Armada70x0MemoryInitPeiLib.c new file mode 100644 index 0000000..53119f4 --- /dev/null +++ b/Platform/Marvell/Armada/Library/Armada70x0MemoryInitPeiLib/Armada70x0= MemoryInitPeiLib.c @@ -0,0 +1,158 @@ +/** @file +* +* Copyright (c) 2011-2015, ARM Limited. All rights reserved. +* Copyright (c) 2017, ARM Limited. All rights reserved. +* +* This program and the accompanying materials +* are licensed and made available under the terms and conditions of the B= SD License +* which accompanies this distribution. The full text of the license may = be found at +* http://opensource.org/licenses/bsd-license.php +* +* THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, +* WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IM= PLIED. +* +**/ + +#include + +#include +#include +#include +#include +#include + +VOID +BuildMemoryTypeInformationHob ( + VOID + ); + +STATIC +VOID +InitMmu ( + IN ARM_MEMORY_REGION_DESCRIPTOR *MemoryTable + ) +{ + + VOID *TranslationTableBase; + UINTN TranslationTableSize; + RETURN_STATUS Status; + + Status =3D ArmConfigureMmu (MemoryTable, + &TranslationTableBase, + &TranslationTableSize); + if (EFI_ERROR (Status)) { + DEBUG ((DEBUG_ERROR, "Error: Failed to enable MMU\n")); + } +} + +/*++ + +Routine Description: + + + +Arguments: + + FileHandle - Handle of the file being invoked. + PeiServices - Describes the list of possible PEI Services. + +Returns: + + Status - EFI_SUCCESS if the boot mode could be set + +--*/ +EFI_STATUS +EFIAPI +MemoryPeim ( + IN EFI_PHYSICAL_ADDRESS UefiMemoryBase, + IN UINT64 UefiMemorySize + ) +{ + ARM_MEMORY_REGION_DESCRIPTOR *MemoryTable; + EFI_RESOURCE_ATTRIBUTE_TYPE ResourceAttributes; + UINT64 ResourceLength; + EFI_PEI_HOB_POINTERS NextHob; + EFI_PHYSICAL_ADDRESS SecureTop; + EFI_PHYSICAL_ADDRESS ResourceTop; + + // Get Virtual Memory Map from the Platform Library + ArmPlatformGetVirtualMemoryMap (&MemoryTable); + + SecureTop =3D (EFI_PHYSICAL_ADDRESS)FixedPcdGet64 (PcdSecureRegionBase) + + FixedPcdGet32 (PcdSecureRegionSize); + + // + // Search for System Memory Hob that covers the secure firmware, + // and punch a hole in it + // + for (NextHob.Raw =3D GetHobList (); + NextHob.Raw !=3D NULL; + NextHob.Raw =3D GetNextHob (EFI_HOB_TYPE_RESOURCE_DESCRIPTOR, + NextHob.Raw)) { + + if ((NextHob.ResourceDescriptor->ResourceType =3D=3D EFI_RESOURCE_SYST= EM_MEMORY) && + (FixedPcdGet64 (PcdSecureRegionBase) >=3D NextHob.ResourceDescript= or->PhysicalStart) && + (SecureTop <=3D NextHob.ResourceDescriptor->PhysicalStart + + NextHob.ResourceDescriptor->ResourceLength)) + { + ResourceAttributes =3D NextHob.ResourceDescriptor->ResourceAttribute; + ResourceLength =3D NextHob.ResourceDescriptor->ResourceLength; + ResourceTop =3D NextHob.ResourceDescriptor->PhysicalStart + Resource= Length; + + if (FixedPcdGet64 (PcdSecureRegionBase) =3D=3D NextHob.ResourceDescr= iptor->PhysicalStart) { + // + // This region starts right at the start of the reserved region, s= o we + // can simply move its start pointer and reduce its length by the = same + // value + // + NextHob.ResourceDescriptor->PhysicalStart +=3D FixedPcdGet32 (PcdS= ecureRegionSize); + NextHob.ResourceDescriptor->ResourceLength -=3D FixedPcdGet32 (Pcd= SecureRegionSize); + + } else if ((NextHob.ResourceDescriptor->PhysicalStart + + NextHob.ResourceDescriptor->ResourceLength) =3D=3D Secur= eTop) { + + // + // This region ends right at the end of the reserved region, so we + // can simply reduce its length by the size of the region. + // + NextHob.ResourceDescriptor->ResourceLength -=3D FixedPcdGet32 (Pcd= SecureRegionSize); + + } else { + // + // This region covers the reserved region. So split it into two re= gions, + // each one touching the reserved region at either end, but not co= vering + // it. + // + NextHob.ResourceDescriptor->ResourceLength =3D FixedPcdGet64 (PcdS= ecureRegionBase) - + NextHob.ResourceDescr= iptor->PhysicalStart; + + // Create the System Memory HOB for the remaining region (top of t= he FD) + BuildResourceDescriptorHob (EFI_RESOURCE_SYSTEM_MEMORY, + ResourceAttributes, + SecureTop, + ResourceTop - SecureTop); + } + + // + // Reserve the memory space occupied by the secure firmware + // + BuildResourceDescriptorHob (EFI_RESOURCE_MEMORY_RESERVED, + 0, + FixedPcdGet64 (PcdSecureRegionBase), + FixedPcdGet32 (PcdSecureRegionSize)); + + break; + } + NextHob.Raw =3D GET_NEXT_HOB (NextHob); + } + + // Build Memory Allocation Hob + InitMmu (MemoryTable); + + if (FeaturePcdGet (PcdPrePiProduceMemoryTypeInformationHob)) { + // Optional feature that helps prevent EFI memory map fragmentation. + BuildMemoryTypeInformationHob (); + } + + return EFI_SUCCESS; +} diff --git a/Platform/Marvell/Armada/Library/Armada70x0MemoryInitPeiLib/Arm= ada70x0MemoryInitPeiLib.inf b/Platform/Marvell/Armada/Library/Armada70x0Mem= oryInitPeiLib/Armada70x0MemoryInitPeiLib.inf new file mode 100644 index 0000000..ebaed01 --- /dev/null +++ b/Platform/Marvell/Armada/Library/Armada70x0MemoryInitPeiLib/Armada70x0= MemoryInitPeiLib.inf @@ -0,0 +1,46 @@ +#/** @file +# +# Copyright (c) 2011-2014, ARM Ltd. All rights reserved.
+# Copyright (c) 2017, Linaro Ltd. All rights reserved.
+# +# This program and the accompanying materials +# are licensed and made available under the terms and conditions of the B= SD License +# which accompanies this distribution. The full text of the license may = be found at +# http://opensource.org/licenses/bsd-license.php +# +# THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, +# WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IM= PLIED. +# +#**/ + +[Defines] + INF_VERSION =3D 0x00010019 + BASE_NAME =3D Armada70x0MemoryInitPeiLib + FILE_GUID =3D abc4e8a7-89a7-4aea-92bc-0e9421c4a473 + MODULE_TYPE =3D BASE + VERSION_STRING =3D 1.0 + LIBRARY_CLASS =3D MemoryInitPeiLib|SEC PEIM + +[Sources] + Armada70x0MemoryInitPeiLib.c + +[Packages] + ArmPkg/ArmPkg.dec + ArmPlatformPkg/ArmPlatformPkg.dec + EmbeddedPkg/EmbeddedPkg.dec + MdeModulePkg/MdeModulePkg.dec + MdePkg/MdePkg.dec + Platform/Marvell/Marvell.dec + +[LibraryClasses] + ArmPlatformLib + DebugLib + HobLib + ArmMmuLib + +[FeaturePcd] + gEmbeddedTokenSpaceGuid.PcdPrePiProduceMemoryTypeInformationHob + +[FixedPcd] + gMarvellTokenSpaceGuid.PcdSecureRegionBase + gMarvellTokenSpaceGuid.PcdSecureRegionSize diff --git a/Platform/Marvell/Marvell.dec b/Platform/Marvell/Marvell.dec index db1c7fa..63ea071 100644 --- a/Platform/Marvell/Marvell.dec +++ b/Platform/Marvell/Marvell.dec @@ -207,6 +207,14 @@ gMarvellTokenSpaceGuid.PcdDramRemapSize|0x40000000|UINT32|0x50000004 gMarvellTokenSpaceGuid.PcdDramRemapTarget|0xC0000000|UINT32|0x50000003 =20 + # + # The secure firmware may occupy a DRAM region that is accessible by the + # normal world. These PCDs describe such a region, which will be convert= ed + # to 'reserved' memory before DXE is entered. + # + gMarvellTokenSpaceGuid.PcdSecureRegionBase|0x0|UINT64|0x50000000 + gMarvellTokenSpaceGuid.PcdSecureRegionSize|0x0|UINT32|0x50000001 + [Protocols] gMarvellEepromProtocolGuid =3D { 0x71954bda, 0x60d3, 0x4ef= 8, { 0x8e, 0x3c, 0x0e, 0x33, 0x9f, 0x3b, 0xc2, 0x2b }} gMarvellMdioProtocolGuid =3D { 0x40010b03, 0x5f08, 0x496= a, { 0xa2, 0x64, 0x10, 0x5e, 0x72, 0xd3, 0x71, 0xaa }} --=20 2.7.4 _______________________________________________ edk2-devel mailing list edk2-devel@lists.01.org https://lists.01.org/mailman/listinfo/edk2-devel